906157060

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{11839}}^1$

素因数の和:11980

約数の個数: 48

約数和(自身を含む): 1969228800

約数和(自身を除く): 1063071740

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 89, 172, 178, 215, 356, 430, 445, 860, 890, 1780, 3827, 7654, 11839, 15308, 19135, 23678, 38270, 47356, 59195, 76540, 118390, 236780, 509077, 1018154, 1053671, 2036308, 2107342, 2545385, 4214684, 5090770, 5268355, 10181540, 10536710, 21073420, 45307853, 90615706, 181231412, 226539265, 453078530, 906157060]

約数ペア:

[(1, 906157060), (2, 453078530), (4, 226539265), (5, 181231412), (10, 90615706), (20, 45307853), (43, 21073420), (86, 10536710), (89, 10181540), (172, 5268355), (178, 5090770), (215, 4214684), (356, 2545385), (430, 2107342), (445, 2036308), (860, 1053671), (890, 1018154), (1780, 509077), (3827, 236780), (7654, 118390), (11839, 76540), (15308, 59195), (19135, 47356), (23678, 38270)]